– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 3 pm Wed 28 Jan Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 pm Wed 28 Jan Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Wed 28 Jan Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryHeavy rain (total 52mm), heaviest during Wed night. Mild temperatures (max 9°C on Sat morning, min 5°C on Wed afternoon). Wind will be generally light. | Days 5–7 Weather SummaryHeavy rain (total 48mm), heaviest during Sun night. Very mild (max 10°C on Sat afternoon, min 3°C on Sun night). Wind will be generally light. | ||||||||||||||||
Wed 28 | Thursday 29 | Friday 30 | Saturday 31 | Sunday 1 | Monday 2 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | | |  | |  | | | |  | |  | | |  | |
light rain | heavy rain | light rain | light rain | heavy rain | mod. rain | light rain | light rain | light rain | light rain | light rain | heavy rain | mod. rain | rain shwrs | light rain | light rain | some clouds | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
4 | 16 | 4 | 0.2 | 13 | 10 | 5 | 0.2 | 0.8 | 0.4 | 3 | 17 | 7 | 19 | 0.3 | 0.8 | — | |
max °C | 5 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 9 | 10 | 10 | 6 | 6 | 5 | 5 | 5 | 4 |
min °C | 5 | 5 | 5 | 7 | 7 | 6 | 7 | 7 | 9 | 9 | 7 | 6 | 5 | 3 | 5 | 4 | 3 |
3 | 3 | 3 | 5 | 5 | 3 | 6 | 6 | 8 | 8 | 4 | 3 | 4 | 2 | 4 | 4 | 3 | |
1500 | 1650 | 1600 | 1800 | 1850 | 1650 | 1800 | 2050 | 2350 | 2350 | 2200 | 1600 | 1500 | 1250 | 1450 | 1300 | 1400 | |
Cloud base (m) | 600 | 600 | 600 | 600 | 600 | 1650 | 600 | 700 | 2050 | 900 | 3150 | 600 | 600 | 600 | 750 | 650 | 850 |
 | — | — | 7:41 | — | — | 7:39 | — | — | 7:37 | — | — | 7:37 | — | — | 7:35 | — | — |
 | 4:59 | — | — | 5:00 | — | — | 5:02 | — | — | 5:04 | — | — | 5:06 | — | — | 5:07 | — |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Heavy rain (total 52mm), heaviest during Wed night. Mild temperatures (max 9°C on Sat morning, min 5°C on Wed afternoon). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Heavy rain (total 48mm), heaviest during Sun night. Very mild (max 10°C on Sat afternoon, min 3°C on Sun night). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.